| Most common failures | No# failures |
|---|
| Registration plate issues | 101 |
| Headlamp aim out of alignment | 58 |
| Nearside Front Upper Suspension arm has excessive play in a pin/bush |2.4.G.2| | 19 |
| Registration plate lamp issues | 19 |
| Hazard warning lamps not flashing in phase, with ignition off |1.4.B.1f| | 18 |
| Offside Front Upper Suspension arm has excessive play in a pin/bush |2.4.G.2| | 18 |
| Nearside Obligatory mirror missing |8.1.1| | 17 |
| Rear Stop lamp not working |1.2.1b| | 17 |
| Offside Obligatory mirror missing |8.1.1| | 15 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 15 |
| Centre Front position lamp|s| not working |1.1.A.3b| | 14 |
| Front Headlamp not working on dipped beam |1.7.5a| | 14 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 14 |
| Centre Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 14 |
| Front Headlamp not working on main beam |1.7.5a| | 13 |
| Centre Rear position lamp|s| not working |1.1.A.3b| | 13 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 12 |
| Centre Stop lamp not working |1.2.1b| | 10 |
| Service brake: efficiency below requirements |3.7.C.1a| | 10 |
| Nearside Rear wheel bearing has excessive play |2.6.2| | 10 |
| Centre Headlamp not working on dipped beam |1.7.5a| | 10 |
| Offside Front wheel bearing rough when rotated |2.5.A.2| | 9 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 9 |
| Offside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 9 |
| Stop lamp not working |1.2.1b| | 8 |
| Nearside Rear Direction indicator not working |1.4.A.2c| | 8 |
| Offside Rear Direction indicator not working |1.4.A.2c| | 8 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 7 |
| All position lamps not working |1.1.A.3b| | 7 |
| Offside Rear wheel bearing has excessive play |2.6.2| | 7 |
| Nearside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 7 |
| Offside Front Front wheel bearing has excessive play |2.5.A.3c| | 7 |
| Rear Rear position lamp|s| not working |1.1.A.3b| | 7 |
| Nearside Rear reflector missing |1.5.1a| | 6 |
| Parking brake efficiency below requirements |3.7.C.1b| | 6 |
| Nearside Front wheel bearing rough when rotated |2.5.A.2| | 6 |
| Nearside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 6 |
| Direction indicators flashing more than 120 times a minute |1.4.A.2g| | 6 |
| Horn not working |1.6.2a| | 5 |
| Fuel cap/sealing device mounting flange/sealing method defective |7.2.4c| | 5 |
| Offside Front Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 5 |
| Offside Rear Direction indicators not working |1.4.A.2c| | 5 |
| Trikes, quads or pre-68 vehicles, service brake efficiency below requirements |3.7.C.1a| | 5 |
| Centre Headlamp not working on main beam |1.7.5a| | 5 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 5 |
| Stop lamp remains on when the brakes are released | 5 |
| Offside Rear Direction indicator insecure |1.4.A.2b| | 5 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 5 |
| Offside Front Direction indicator not working |1.4.A.2c| | 5 |
| Headlamp not working on dipped beam |1.7.5a| | 5 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 5 |
| Fuel cap/sealing device does not fasten securely by positive means |7.2.4b| | 5 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 5 |
| Fuel cap/sealing device sealing washer missing |7.2.4c| | 4 |
| Front position lamp|s| not working |1.1.A.3b| | 4 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 4 |
| Offside Front Upper Suspension arm has excessive play in a pin/bearing |2.4.G.2| | 4 |
| Rear Rear reflector missing |1.5.1a| | 4 |
| Nearside Front Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 4 |
| Offside Inner Track rod end ball joint has excessive play |2.2.B.1f| | 4 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 4 |
| Nearside Upper Suspension arm has excessive play in a pin/bush |2.4.G.2| | 4 |
| Rear Position lamp not working (4.2.1 (a) (ii)) | 4 |
| Rear Shock absorber has negligible damping effect |2.7.5| | 4 |
| Headlamp aim not tested |1.8.A.1c| | 4 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 4 |
| Hazard warning lamps not flashing in phase, with ignition on |1.4.B.1f| | 4 |
| Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 4 |
| Front Front position lamp|s| not working |1.1.A.3b| | 4 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 4 |
| Stop lamp(s) not working (4.3.1 (a) (ii)) | 4 |
| Nearside Rear Direction indicators not working |1.4.A.2c| | 4 |
| Nearside Inner Front Upper Suspension arm has excessive play in a pin/bush |2.4.G.2| | 3 |
| Offside Inner Front Upper Suspension arm has excessive play in a pin/bush |2.4.G.2| | 3 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 3 |
| Mechanical brake component has restricted free movement | 3 |
| Rear brake disc in such a condition that it is seriously weakened | 3 |
| Nearside Front Upper Suspension arm has excessive play in a pin/bearing |2.4.G.2| | 3 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 3 |
| Offside Upper Suspension arm has excessive play in a pin/bush |2.4.G.2| | 3 |
| Offside Front Front wheel bearings are excessively rough |9.2.8c| | 3 |
| Rear position lamp|s| not working |1.1.A.3b| | 3 |
| Nearside Front Upper Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 3 |
| Offside Front Upper Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 3 |
| Offside Handlebar handgrip not secure to handlebars. |9.2.1a| | 3 |
| Obligatory mirror missing |8.1.1| | 3 |
| Front Headlamp insecure |1.7.3| | 3 |
| Offside Front Front wheel bearing rough when rotated |2.5.A.2| | 3 |
| Main beam `tell-tale` not working |1.7.4c| | 3 |
| Offside Inner Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 3 |
| Direction indicators not working |1.4.A.2c| | 3 |
| Nearside Rear Rear wheel bearing has excessive play |2.6.2| | 3 |
| Offside Rear reflector missing |1.5.1a| | 3 |
| Nearside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 3 |
| Centre Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 2 |
| Brake cable has restricted free movement |3.5.1k| | 2 |
| front brake recording little or no effort |3.7.B.5a| | 2 |
| Offside Front Lower Suspension arm has excessive play in a pin/bearing |2.4.G.2| | 2 |
| Nearside Rear Wheel insecure |4.2.A.1c| | 2 |
| Offside Rear Wheel insecure |4.2.A.1c| | 2 |
| Offside Front Direction indicators not working |1.4.A.2c| | 2 |
| Centre Headlamp aim beam image obviously incorrect |1.8.A.1b| | 2 |
| Nearside Front Upper Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 2 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 2 |
| Stop lamp|s| not working |4.3.1 |a| |ii|| | 2 |
| Offside Rear Wheel bearing has excessive play |5.1.3 |a| |i|| | 2 |
| Nearside Front Front suspension has excessive movement at a wishbone pin or bush |2.5.A.1c| | 2 |
| Offside Front suspension has excessive movement at a wishbone pin or bush |2.5.A.1c| | 2 |
| Offside Front Front wheel bearings have excessive free play |9.2.8c| | 2 |
| Nearside Rear Wheel hub spigot mounting excessively worn |4.2.B.5| | 2 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 2 |
| Parking brake lever has no reserve travel |3.1.6b| | 2 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 2 |
| Nearside Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 2 |
| Offside Front Obligatory mirror missing |8.1.1| | 2 |
| Indicator tell tale inoperative |1.4.A.2a| | 2 |
| Front Trikes, quads or pre-68 vehicles, service brake efficiency below requirements |3.7.C.1a| | 2 |
| Offside Front Brake cable has restricted free movement |3.5.1k| | 2 |
| Nearside Handlebar handgrip not secure to handlebars. |9.2.1a| | 2 |
| Parking brake not fitted on at least two wheels |3.1.1| | 2 |
| Offside Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 2 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 2 |
| Nearside Inner Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 2 |
| Central Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 2 |
| Central Rear Position lamp not working |4.2.1 |a|| | 2 |
| Nearside Front Ball joint has excessive play |2.2.B.1f| | 2 |
| Nearside Rear Direction indicator insecure |1.4.A.2b| | 2 |
| Steering column top bearing excessively worn |2.1.2c| | 2 |
| Brake pedal does not operate a brake fitted to each wheel |3.3.A.3| | 2 |
| Nearside Rear Direction indicator not working |4.4.1 |a| |ii|| | 2 |
| Parking brake is not capable of being maintained in operation by direct mechanical action only |3.1.2| | 2 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 2 |
| Offside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 2 |
| Fuel cap/sealing device ineffective |6.1.3 |b| |i|| | 2 |
| Service brake efficiency less than 50% of the required value |1.2.2 |a| |ii|| | 2 |
| Rear reflector missing (4.8.2 (a) (ii)) | 2 |
| Offside Front Direction indicator insecure |1.4.A.2b| | 2 |
| Front wheel bearing rough when rotated |2.5.A.2| | 2 |
| Nearside Rear Wheel nut|s| loose |4.2.A.1e| | 2 |
| Offside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 2 |
| Indicator switch insecure |1.4.A.1| | 2 |
| Hazard warning lamps operated by more than one switch |1.4.B.1c| | 2 |
| Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 2 |
| Suspension arm has excessive play in a pin/bush |2.4.G.2| | 2 |
| Hazard warning switch faulty |1.4.B.1d| | 2 |
| Rear Trailing arm has excessive play in a pin/bush |2.4.G.2| | 2 |
| Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 2 |
| Nearside Front Front wheel bearing rough when rotated |2.5.A.2| | 2 |
| Offside Front Lower Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 2 |
| Front Headlamp aim beam image kick up to the offside |1.8| | 2 |
| Rear parking brake recording little or no effort | 2 |